CVE-2023-24836
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedSUNNET CTMS has vulnerability of path traversal within its file uploading function. An authenticated remote attacker with general user privilege can exploit this vulnerability to upload and execute scripts onto arbitrary directories to perform arbitrary system operation or disrupt service.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidencePath traversal vulnerability in SUNNET CTMS file upload function allows authenticated users to manipulate upload paths using directory traversal sequences (e.g., ../../) to write files to arbitrary system directories, potentially achieving remote code execution.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 7.0_1227CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify installed Ctms versionLocate the SUNNET CTMS installation directory and check version files, application metadata, or system information that displays the software version (commonly found in about pages, configuration files, or installer records)Affected if the installed version is exactly 7.0_1227
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Confirm file upload functionality existsLocate the file upload function within the CTMS application - typically found in document management, attachment, or file submission modules accessible to authenticated usersAffected if the file upload feature is present and accessible in the application
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Verify authenticated access to upload moduleCheck whether the application has user authentication enabled and whether the file upload function is accessible to standard authenticated users (not just administrators)Affected if authenticated users can access the file upload interface
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Test for path traversal vulnerabilityAttempt a controlled file upload using directory traversal sequences (../../) in the filename or path parameter to determine if the application validates and restricts upload locationsAffected if the application allows directory traversal sequences in upload parameters without proper validation
You are affected if your environment runs SUNNET Ehrd Ctms version 7.0_1227 AND the file upload feature is accessible to authenticated users without proper path validation controls.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement strict path validation using canonicalization (realpath) and allowlist checking to ensure uploaded files remain within designated directories. Store uploads outside webroot and apply proper file execution restrictions.
- Consultation6.0 h
- Implementation12.0 h
- Testing10.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $9,504.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-24836 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-24836 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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